document.write( "Question 1108739: A base angle of an isosceles triangle is 9 degrees more than the vertex angle. Find a base angle.
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Algebra.Com's Answer #723763 by josgarithmetic(39618) $\"\"$ $\"About$

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$\"2%28v%2B9%29%2Bv=180\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"2v%2B18%2Bv=180\"$
\n" ); document.write( " $\"3v=180-18\"$
\n" ); document.write( " $\"v=60-6\"$
\n" ); document.write( " $\"v=54\"$ -------------vertex angle\r
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\n" ); document.write( "\n" ); document.write( "Base angle each 9 degrees MORE than vertex.
\n" ); document.write( " $\"54%2B9=highlight_green%2863%29\"$ \n" ); document.write( "

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